9(S)-HEPE, a hydroxy fatty acid, is a metabolite of Eicosapentaenoic acid[1].
Definition
ChEBI: 9S-HEPE is a HEPE.
References
[1] S Grg, et al. Enantiomeric derivatization for biomedical chromatography. J Chromatogr B Biomed Appl. 1994 Sep 23;659(1-2):51-84. DOI:10.1016/0378-4347(94)00124-3